Home / 43,283.70-64,917.35-15,197.15

Finding the Fourth Proportional to 43,283.70, 64,917.35 and 15,197.15

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Solution

The fourth proportional to 43,283.70, 64,917.35 and 15,197.15 is: 22,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,283.70 : 64,917.35 = 15,197.15 : x
  2. Step 2: Convert to fraction form
    43,283.70/64,917.35 = 15,197.15/x
  3. Step 3: Cross multiply
    43,283.70x = 64,917.35 × 15,197.15
  4. Step 4: Simplify right side
    43,283.70x = 986,558,848.85
  5. Step 5: Solve for x
    x = 986,558,848.85/43,283.70
  6. Step 6: Final answer
    x = 22,792.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.